Home / 10,521.89-14,519.71-6,042.49

Finding the Fourth Proportional to 10,521.89, 14,519.71 and 6,042.49

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Solution

The fourth proportional to 10,521.89, 14,519.71 and 6,042.49 is: 8,338.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521.89 : 14,519.71 = 6,042.49 : x
  2. Step 2: Convert to fraction form
    10,521.89/14,519.71 = 6,042.49/x
  3. Step 3: Cross multiply
    10,521.89x = 14,519.71 × 6,042.49
  4. Step 4: Simplify right side
    10,521.89x = 87,735,202.48
  5. Step 5: Solve for x
    x = 87,735,202.48/10,521.89
  6. Step 6: Final answer
    x = 8,338.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.